Garcia, A.; Hubbard, M. (8 July 1988). "Spin Reversal of the Rattleback: Theory and Experiment". Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 418 (1854): 165–197. Bibcode:1988RSPSA.418..165G. doi:10.1098/rspa.1988.0078. S2CID122747632.
Awrejcewicz, J.; Kudra, G. (2014). "Mathematical modelling and simulation of the bifurcational wobblestone dynamics". Discontinuity, Nonlinearity and Complexity. 3 (2): 123–132. doi:10.5890/DNC.2014.06.002.
Garcia, A.; Hubbard, M. (8 July 1988). "Spin Reversal of the Rattleback: Theory and Experiment". Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 418 (1854): 165–197. Bibcode:1988RSPSA.418..165G. doi:10.1098/rspa.1988.0078. S2CID122747632.
"celt, NOUN2". OED: Oxford English Dictionary Online. Oxford University Press.
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Garcia, A.; Hubbard, M. (8 July 1988). "Spin Reversal of the Rattleback: Theory and Experiment". Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 418 (1854): 165–197. Bibcode:1988RSPSA.418..165G. doi:10.1098/rspa.1988.0078. S2CID122747632.